// Copyright (c) 2019, Open Source Robotics Foundation, Inc.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//    * Redistributions of source code must retain the above copyright
//      notice, this list of conditions and the following disclaimer.
//
//    * Redistributions in binary form must reproduce the above copyright
//      notice, this list of conditions and the following disclaimer in the
//      documentation and/or other materials provided with the distribution.
//
//    * Neither the name of the Open Source Robotics Foundation, Inc. nor the names of its
//      contributors may be used to endorse or promote products derived from
//      this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#include <gmock/gmock.h>

#include <array>

#include "realtime_tools/realtime_box.hpp"

using realtime_tools::RealtimeBox;

class DefaultConstructable
{
public:
  DefaultConstructable() : number_(42) {}
  ~DefaultConstructable() {}
  int number_;
};

TEST(RealtimeBox, default_construct)
{
  DefaultConstructable thing;
  thing.number_ = 5;

  RealtimeBox<DefaultConstructable> box;
  box.get(thing);

  EXPECT_EQ(42, thing.number_);
}

TEST(RealtimeBox, initial_value)
{
  RealtimeBox<double> box(3.14);
  double num = 0.0;
  box.get(num);
  EXPECT_DOUBLE_EQ(3.14, num);
}

TEST(RealtimeBox, set_and_get)
{
  RealtimeBox<char> box('a');

  {
    const char input = 'z';
    box.set(input);
  }

  char output = 'a';
  box.get(output);
  EXPECT_EQ('z', output);
}
